Diamond Tester Pen,Jewelry Diamond Tester Pen+30X 60X Mini LED Magnifying Jewelry Eye Loupe Jewelry Distinguish Tool Professional Diamond Selector For Novice And Expert

High Accuracy Professional Diamond Tester Pen High Accuracy Professional Diamond Tester Pen This gemstone testing equipment is not only a diamond tester, but also a multi gemstone tester. It can detect if a gemstone is real or fake, including: diamond, sapphire, ruby, crystal, agate, jadeite, and other precious stone of various sizes. Meanwhile 1-4 pieces of the RED LAMP box of the level meter light on(the bigger the size of the stone is, the more pieces of the red lamp box of the level meter light up). Fake crystal, such as cubic zirconium ( CZ ), crystal, glass will be no sounds and lights <9.This diamond selector tester is designed for quick, precise and safe diamond testing. No harm to diamonds 40X Full Metal Jewelers Eye Loupe 40X Full Metal Jewelers Eye Loupe 40X HAND LENS&Bright LED With this dual LED light source, you can clearly see objects in the dark or in low light. Diamond Tester Pen,High Accuracy Jewelry Diamond Tester,40X Full Metal Jewelers Eye Loupe,LED/UV Illuminated Pocket Folding Magnifying Glass Accuracy and portability are what we pursue all the time, we've been working on it to becoming your precision stewards. Wait few seconds for the probe to heat up until Lamp on ready OK. Turn on the lights numbers corresponding to the indoor temperature and diamond weight. If don't know. Use the diamond discriminator probe to make 90-degree contact with the measured object, and observe the indicator light change. It needs a little bit of force to stop it on the diamond surface and make full contact. Magnifying Glass is always one you want！ 40X All Metal Jewelers Loupe - LED and UV Illumination 40X Power Magnification - LED and UV Illumination - Only 3.2 oz - Comes with a free case - Replaceable Batteries (3 LR1130) Pre-installed (Loupe is ready to use). It has 40x 25mm lens to help illuminate and magnify fine print and small details, so it's great for repairs or handiwork, crafts, hobbies, fine arts, just to name a few ways it can brighten up your life! Easy to Replace the Batteries:Powered by LR1130 batteries and easy to replace with the battery compartment key. Package include: 1 x Jewelry tester. ✿[Easy to Use&Intuitive Design]: Real Diamond will Emits sounds and lights >=9.Fake crystal, such as cubic zirconium ( CZ ), crystal, glass will be no sounds and lights <9. ✿[High Accuracy Diamond Tester]:This gemstone testing equipment is not only a diamond tester, but also a multi gemstone tester. ✿[Bright LED&Pocket size]:This 40X magnifying glass Illuminated Jeweler Loupe is built from durable metal with an optical glass that is 25 mm in length and has a dual bright LED light. It requires 3 LR1130 batteries (Batteries are Included). ✿[40X HAND LENS&Bright LED]: With this dual LED light source, you can clearly see objects in the dark or in low light. ✿[Professional Service]:Popular among professionals, hobbyists, coin enthusiasts, and business owners alike. Excellent tools. Excellent Value. Great gift idea. Note: Please ensure that the battery temperature is higher than 10 ℃, can not test metal, save power.